p2panda-net 0.6.0

Data-type-agnostic p2p networking, discovery, gossip and local-first sync
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65

// SPDX-License-Identifier: MIT OR Apache-2.0

use futures_util::StreamExt;
use p2panda_core::SigningKey;
use p2panda_net::iroh_mdns::MdnsDiscoveryMode;
use p2panda_net::sync::SyncSubscription;
use p2panda_net::{AddressBook, Discovery, Endpoint, Gossip, LogSync, MdnsDiscovery};
use p2panda_store::SqliteStore;
use p2panda_sync::protocols::TopicLogSyncEvent;

#[tokio::test]
async fn modular_api() {
    let signing_key = SigningKey::generate();

    let address_book = AddressBook::builder().spawn().await.unwrap();

    let endpoint = Endpoint::builder(address_book.clone())
        .signing_key(signing_key)
        .network_id([42; 32])
        .spawn()
        .await
        .unwrap();

    let _mdns = MdnsDiscovery::builder(address_book.clone(), endpoint.clone())
        .mode(MdnsDiscoveryMode::Active)
        .spawn()
        .await
        .unwrap();

    let _discovery = Discovery::builder(address_book.clone(), endpoint.clone())
        .spawn()
        .await
        .unwrap();

    let gossip = Gossip::builder(address_book, endpoint.clone())
        .spawn()
        .await
        .unwrap();

    let handle = gossip.stream([1; 32].into()).await.unwrap();
    handle.publish(b"Hello, Panda!").await.unwrap();
    let mut rx = handle.subscribe();

    tokio::spawn(async move {
        while let Some(_bytes) = rx.next().await {
            // ...
        }
    });

    let store = SqliteStore::temporary().await;

    let sync = LogSync::<_, u64, _>::builder(store, endpoint, gossip)
        .spawn()
        .await
        .unwrap();

    let handle = sync.stream([1; 32].into(), true).await.unwrap();
    let mut rx: SyncSubscription<TopicLogSyncEvent<()>> = handle.subscribe().await.unwrap();

    tokio::spawn(async move {
        while let Some(_event) = rx.next().await {
            // ...
        }
    });
}